and Material:Alloy Color: as shown in pic Descrption: Hollow glass specification: 7x16 mm Rated Voltage : 3.7v Speed : 50000 RPM (the actual speed may be high or low) Electricity flow: no-load: 0.08A Locked rotor:1.8A Rated voltage :4.2 v Electricity flow : no-load 0.1A ,blocked :2A Speed : 50000RPM Output shaft :0.8mm Output shaft lenght :7mm Lead long :about 46mm Quantity: 2Pcs Note: Wire color will be difference due to different purchase batches, but not affecting the normal usage. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package including: 2Pcs DIY for DC 3.7V 50000RPM 716 Hollow Cup Motor Coreless Motor for RC Model Toy Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.